基本解釋[農(nóng)業(yè)科學(xué)]氮肥需要量英漢例句雙語(yǔ)例句Objective To study the fertilizer requirement characteristics of Polygala tenuifolia on nitrogen, phosphorous and potasium fertilizers to improve cultural practices in producing region.目的研究栽培遠(yuǎn)志對(duì)氮、磷、鉀的需肥特性，指導(dǎo)產(chǎn)區(qū)大田生產(chǎn)。nitrogen fertilizer requirement更多例句專業(yè)釋義農(nóng)業(yè)科學(xué)氮肥需要量